Home/CVE/A missing origin validation in WebSockets vulnerability affects the GraphicalData web services used by the WebVue, WebSc
CVE

CVE-2026-1692

A missing origin validation in WebSockets vulnerability affects the GraphicalData web services used by the WebVue, WebSc

A missing origin validation in WebSockets vulnerability affects the GraphicalData web services used by the WebVue, WebScheduler, TouchVue and SnapVue features of PcVue in version 12.0.0 through 16.3.3 included. It might allow a remote attacker to lure a successfully authenticated user to a malicious website. This vulnerability only affects the following two endpoints: GraphicalData/js/signalR/connect and GraphicalData/js/signalR/reconnect.

MEDIUM · CVSS 6.1 EPSS 0.00023
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1385Missing Origin Validation in WebSockets
▤

Affected Products & Versions

2
arcinformatique pcvue>= 12.0.0 and <= 15.2.13
arcinformatique pcvue>= 16.0.0 and < 16.3.4
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · 87c8e6ad-f0f5-4ca8-89e2-89f26d6ed932
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Feb 2026 · 08:16 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.pcvue.com/security/#SB2026-2Vendor Advisory
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